American Century Companies Portfolio holdings
American Century Companies, Inc., founded in 1958 by James E. Stowers Jr. as Twentieth Century Mutual Funds and headquartered in Kansas City, Missouri, is a privately held investment management firm renowned for its focus on delivering investment results to clients while supporting medical research. Starting with just $100,000 from 24 shareholders, it rebranded to American Century Investments in 1997 and now manages hundreds of billions in assets across mutual funds, ETFs, and institutional portfolios, emphasizing no-load funds and a client-centric approach. The firm’s unique ownership structure sees over 40% of its profits funneled to the Stowers Institute for Medical Research, which it majority-owns, funding groundbreaking biomedical research, while Nomura Holdings holds a significant minority stake. With a global presence in cities like New York, London, and Hong Kong, and a workforce of around 1,400, American Century blends financial expertise with a mission to improve lives through both wealth creation and scientific advancement.
Top Buys
| Rank | Stock | Value |
|---|---|---|
| 1 |
Ciena
CIEN
|
+$671M |
| 2 |
Advanced Micro Devices
AMD
|
+$638M |
| 3 |
Eli Lilly
LLY
|
+$520M |
| 4 |
Corning
GLW
|
+$389M |
| 5 |
Cadence Design Systems
CDNS
|
+$371M |
Top Sells
| Rank | Stock | Value |
|---|---|---|
| 1 |
Apple
AAPL
|
+$1.74B |
| 2 |
Analog Devices
ADI
|
+$697M |
| 3 |
Broadcom
AVGO
|
+$679M |
| 4 |
Microsoft
MSFT
|
+$663M |
| 5 |
Costco
COST
|
+$357M |
Sector Composition
| Rank | Sector | Weight |
|---|---|---|
| 1 | Technology | 27.76% |
| 2 | Financials | 14.09% |
| 3 | Industrials | 11.46% |
| 4 | Consumer Discretionary | 11.12% |
| 5 | Healthcare | 8.48% |
| Name | Market Value | Portfolio Weight | Shares or Principal |
Change in Stake | Capital Flow | |
|---|---|---|---|---|---|---|
2001
Marqeta
MQ
$1.63B
| $3.57M | ﹤0.01% |
220,111
+14,103
| +7% | +$229K |
|
2002
Graham Corp
GHM
$1.33B
| $3.57M | ﹤0.01% |
28,861
-102,493
| -78% | -$10.2M |
|
2003
STAG Industrial
STAG
$7.12B
| $3.57M | ﹤0.01% |
93,783
+17,571
| +23% | +$671K |
|
2004
Vir Biotechnology
VIR
$1.52B
| $3.56M | ﹤0.01% |
349,020
+52,196
| +18% | +$497K |
|
2005
FuelCell Energy
FCEL
$1.73B
| $3.55M | ﹤0.01% |
98,480
+43,377
| +79% | +$704K |
|
2006
Charter Communications
CHTR
$17.9B
| $3.52M | ﹤0.01% |
24,777
+4,042
| +19% | +$675K |
|
2007
Preformed Line Products
PLPC
$2.29B
| $3.52M | ﹤0.01% |
8,570
-53,797
| -86% | -$18.9M |
|
|
ONC
2008
BeOne Medicines Ltd
ONC
$40.6B
| $3.52M | ﹤0.01% |
12,346
| – | – |
|
|
SEZL
2009
Sezzle
SEZL
$4.22B
| $3.49M | ﹤0.01% |
+20,334
| New | +$2.14M |
|
2010
Q32 Bio
QTTB
$458M
| $3.47M | ﹤0.01% |
272,752
+253,982
| +1,353% | +$2.12M |
|
2011
First National Corp
FXNC
$288M
| $3.47M | ﹤0.01% |
115,497
+85,227
| +282% | +$2.42M |
|
2012
Ingersoll Rand
IR
$32.9B
| $3.45M | ﹤0.01% |
42,028
+13,839
| +49% | +$1.07M |
|
2013
Insteel Industries
IIIN
$635M
| $3.44M | ﹤0.01% |
113,922
-108,686
| -49% | -$3.12M |
|
2014
FormFactor
FORM
$10.1B
| $3.43M | ﹤0.01% |
21,452
-131,193
| -86% | -$17.4M |
|
2015
Alcoa
AA
$13.5B
| $3.43M | ﹤0.01% |
65,763
-5,766
| -8% | -$386K |
|
2016
FVCBankcorp
FVCB
$337M
| $3.42M | ﹤0.01% |
195,708
+132,197
| +208% | +$2.11M |
|
2017
C&F Financial
CFFI
$288M
| $3.41M | ﹤0.01% |
42,621
-125
| -0.3% | -$9.45K |
|
2018
Enerpac Tool Group
EPAC
$1.91B
| $3.4M | ﹤0.01% |
94,885
-18,949
| -17% | -$665K |
|
2019
Strategic Education
STRA
$1.81B
| $3.4M | ﹤0.01% |
44,346
+5,517
| +14% | +$436K |
|
2020
Barnes & Noble Education
BNED
$417M
| $3.39M | ﹤0.01% |
269,959
+226,210
| +517% | +$2.36M |
|
2021
FerroAtlántica
GSM
$832M
| $3.39M | ﹤0.01% |
1,064,858
-725,322
| -41% | -$3M |
|
2022
Medifast
MED
$130M
| $3.38M | ﹤0.01% |
318,911
+94,631
| +42% | +$1.09M |
|
|
GLIBA
2023
Liberty Capital Corp Series A GCI Group Common Stock
GLIBA
$1.03B
| $3.37M | ﹤0.01% |
153,796
+44,917
| +41% | +$1.27M |
|
|
FLG
2024
Flagstar Bank National Association
FLG
$5.9B
| $3.37M | ﹤0.01% |
225,431
+104,946
| +87% | +$1.49M |
|
2025
Oak Valley Bancorp
OVLY
$283M
| $3.36M | ﹤0.01% |
99,560
+77,031
| +342% | +$2.6M |
|
Similar funds
American Century Companies's Q2 2026 Portfolio in Review
As of Q2 2026, American Century Companies held 3,021 positions worth $226B, up 16% from $194B the previous quarter. Its ten largest holdings account for 22% of the portfolio.
American Century Companies's Q2 2026 filing shows 193 new, 1,743 increased, 891 reduced and 137 closed positions. Its largest new stake was OceanaGold Corp: 6,764,717 shares worth $170M. The largest sale was Apple, an estimated $1.74B.
By sector, the portfolio is most concentrated in Technology at 28% of assets, up from 25% a quarter earlier, followed by Financials and Industrials.
- American Century Companies's largest Q2 2026 buy was OceanaGold Corp: 6,764,717 shares worth $170M.
- American Century Companies added most to Ciena in Q2 2026, an estimated $671M increase.
- American Century Companies's biggest Q2 2026 reduction was Apple, cutting an estimated $1.74B.
- American Century Companies fully exited Air Lease Corp in Q2 2026, selling an estimated $182M.
- American Century Companies's ten largest holdings make up 22% of its $226B portfolio in Q2 2026.
- American Century Companies opened 193 new positions and closed 137 in Q2 2026.
- American Century Companies's portfolio value rose 16% quarter-over-quarter to $226B.
Based on American Century Companies's 13F filing for Q2 2026, filed 12 Aug 2026.